Would Steven and Connie be able to have a kid?

Art by omychan 2 on IG (https://www.instagram.com/p/B-V-hj5FLT0/?igsh=MXZqdnk4ODJ1ZHRxOA==)

I've always wondered, if Steven and Connie stayed together into adulthood, would they be able to even have a kid? I mean, what would happen to Steven? Would all his gem powers go to his kid and then would he die?