Is there a way to unlink a steam account from poe account?

I accidently bought the game on my alt steam account so i have been swapping accounts when i want to play it but now ive bought it on my main and want my alts characters but my main account is also connected to my original poe1 account and i am extremely lost on how to go about unlinking both so i can link my new poe2 account to my main steam account