It's really hard to tell at this age. You would have better look asking us again when they 8 weeks old.
#2 does look like a female, though. However feather sexing is most accurate on certain breeds that have been bred to show these characteristics.
feather sexing only works on hybrids of a slow feathering breed and a fast feathering breed. It doesn't work on full bred birds. You have to wait until their 6-8 weeks to figure it out. Post them on the 'breed and gender' section.