For PhD program, entrance bar for CS is a lot higher than CE (ECE dept) and is very competitive. 6 j% E+ j0 w# ?% L& i/ y5 w/ e. `& D- ^
As for Master program, I know that ECE department had trouble to recruit master students in CE program. At least it was true two years ago as I was told by the associate head of the ECE department at UA.