I personally would restrict her a little while longer - not because of the pee-ing and poop-ing, but because of all the other naughty stuff she might find to do...like chew cables, wires etc.
I always find it amazing, huuuuge as Harry is (!) the tiny, slim places he can get into
I have to barricade the underside of my computer desk when I go out...! Good luck! Sally + Harry x