OPS said he was being "forced" to come up with such an announcement.
However, the EC is yet to make an official announcement in this regard.
Vijayakanth was unwell for quite some time and his wife Premalatha took over the reins of the party days ago.
Calling herself a "dear sister" of the people, the All India Anna Dravida Munnetra Kazhagam supremo said that her thoughts constantly revolved around them.
Protests by supporters of ruling All India Anna Dravida Munnetra Kazhagam and several other outfits, including party affiliated trade unions intensified across the state against the conviction of Jayalalithaa in the disproportionate assets case, seeking her early release.
Panneerselvam had resigned on Sunday citing "personal reasons". His resignation came after All India Anna Dravida Munnetra Kazhagam chief Sasikala was elected the Legislature Party Leader.
The court dismissed the plea filed by P Vetrivel, MLA, a supporter of sidelined AIADMK leader T T V Dinakaran, and imposed a cost of Rs one lakh on him for "wasting the time of the court".
Wednesday's Vikravandi by-election has become a referendum on the Stalin government, notes N Sathiya Moorthy.
All India Anna Dravida Munnetra Kazhagam leader O Panneerselvam on Friday stepped down from his post as the Tamil Nadu Chief Minister, even as party supremo J Jayalalithaa was re-elected as the legislature party leader at a meeting held in Chennai.
The apex court also said the poll panel can go ahead with its scheduled hearing on Friday itself.
Sasikala, clad in a light green saree with a pink border, greeted supporters with folded hands. She rode to the party office in the car used by Jayalalithaa.
In what can be called as a major hint towards sewing up an unprecedented merger between two warring factions, the Sasikala and the O Panneerselvam groups of the All Anna India Dravida Munnetra Kazhagam met on late Monday night in Chennai.
The OPS camp believes Sasikala's family still calls the shot in the EPS camp.
Stalin, in an interview to a daily, has refuted the FM's allegations, saying "everyone present in the Assembly knew it was a drama enacted by herself," referring to the late Jayalalithaa.
"It is me in the video, but the voice is not mine," Saravanan told reporters.
OPS said Jayalalithaa had turned the AIADMK into 'an iron fortress which cannot be shaken by anyone'.
'If he has not achieved 'Congress mukt Bharat' even now, the question of his creating a 'DMK mukt Tamil Nadu' does not arise,' points out N Sathiya Moorthy.
Stalin, moving the resolution, said without giving any reasons, Ravi had returned the Bills, mentioning "I withhold Assent" to them.
'Sometimes we use political pressure and sometimes political acumen to get what we want.'
Party sources indicated that there were "some ticklish issues" that were to be addressed by both groups, but declined to elaborate further.
Congress members trooped in to the Well of the House raising anti-government slogans.
'We have to change the Dravidian influence on the people.'
DMK leader MK Stalin is concerned that a no-trust move would force the EPS faction to patch up with not only the OPS group but also the TTV camp and also get the 'Two Leaves' poll symbol unfrozen, which could upset his party's electoral apple cart, says N Sathiya Moorthy.
The all-important Supreme Court verdict, which will decide the future of AIADMK supremo VK Sasikala, locked in a battle for chief ministership with O Pannerselvam, is set to be pronounced on Tuesday.
Strongly defending former chief minister and party supremo Jayalalithaa's aide V K Sasikala, ruling All India Anna Dravida Munnetra Kazhagam on Saturday said there is nothing wrong in its leaders calling on her as she is a key member and asserted a person would soon be elected to the top post of General Secretary.
Sidelined AIADMK leader TTV Dinakaran sought to play down party's decision.
When a resolution, moved by Chief Minister M K Stalin, to urge the Centre to implement the Sethusamudram ship canal project was taken up for discussion in the House members spoke on their party stand.
Tamil Nadu Chief Minister Edappadi K Palaniswami said that the vow taken by AIADMK General Secretary V K Sasikala has been fulfilled.
'The people of Tamil Nadu in particular Chennai know about the double standards of the BJP. Nothing will work for them here.'
Assembly Speaker M Appavu said leaders of the two AIADMK factions submitted him 6 letters, including 4 from Palaniswami, asking for separate seating arrangement in the Assembly for their respective members.
Tamil Nadu assembly on Wednesday witnessed uproarious scenes when DMK members strongly protested remarks made by a ruling AIADMK member apparently ridiculing Leader of Opposition M K Stalin, culminating in their en masse eviction and suspension.
Stung by cross-voting of seven dissident Desiya Murpokku Dravida Kazhagam members of Legislative Assembly in Thursday's Rajya Sabha polls, party founder and Leader of the Opposition Leader in the assembly Vijayakant on Friday charged them with betrayal as they were given a political identity by him.
Sofia Ashraf, along with a guitarist and three other women, stormed Sasikala's residence and sang the song, protesting her elevation.
'The BJP knows only one language, intimidation!'
CM Stalin has a procedural problem. Nominating new ministers would entail his having to seek formal permission from governor R N Ravi. Stalin does not want to interact with the person of this governor, as far as possible, predicts N Sathiya Moorthy.
Cracking the whip on the dissidents, Desiya Murpokku Dravida Kazhagam headed by actor Vijaykant has suspended seven of its legislators, who did not vote for the party's nominee in the recent Rajya Sabha biennial polls, for alleged anti-party activities, party sources said on Saturday.
For now, the DMK can be expected to sound the bugle for Opposition unity at the national level, predicts N Sathiya Moorthy.
AIADMK general secretary V K Sasikala also lashed out at the Congress, her party's arch rival Dravida Munnnetra Kazhagam, and the Bharatiya Janata Party over failure to conduct the sport.
Though another 75 candidates are in the fray, the Elangovan-Thennaruasu fight has become a prestige battle for the DMK and AIADMK, points out N Sathiya Moorthy.
A new political crisis is brewing in the VK Sasikala camp in Tamil Nadu -- differences between Chief Minister Edappadi Palaniswami and party general secretary Sasikala.