Kapporus and adultery

https://agudah.org/agudath-israel-reissues-kaporos-kol-korei-2/

 R. Shmuel Kamenetzky clearly signs his name on a קול קורא stating that ladies and gentlemen should be separated during כפרות, which is a חומרא בעלמא. How much more so must Ms. Epstein move away from Mr. Fleischer, which is not a חומרא בעלמא, but a דין of יהרג ואל יעבור, as explained here:

http://daattorah.blogspot.com/2020/08/response-to-r-shmuel-kamenetzky-tanar.html?m=1