Depends on the girl and if she likes it, knows how to prep and clean properly prior to. It can be great and can also be a rather nasty experience depending on the situation.
Unless I’m asked to bang them there I usually pass. I’ve only met a few that can take the same pounding in both holes. I bring this up b/c I’m not a fan of getting a nice rythm going then having to stop, and continue at a much slower pace.