I said she will not attack you "as long as you keep your cam is at cam6". Like 100%. Let me guess, she attack not long after you check on Foxy.
And I don't want to frustrate you but, the end will be random : Freddy takes less or more time to kill you when you run out of power. So, yeah, after sweating all night, you must put your hopes on the lazyness of Freddy to win... Sorry bud.