You're the expert, so wrm54 will be pleased. My EE didn't get that red until about 23 weeks and laid her first lovely grey-green egg just a couple days shy of 25 weeks. Late bloomer I guess. But she is a sweety and is laying consistently so far.
I vote the top one is a pullet. As I'm understanding it, by 12 weeks old the comb should be much redder and you should see wattles. Also, the tail feathers don't look rooish to me. RE the hen, I've seen pictures of EEs that look similar to her on other threads. If she continues to lay the olive...