If you are not remarried, you can. And you can take his and your

But not at the same time, and you can take only 50% of his benefit. And you don't need his agreement.

For example, if your benefit is $1200/month, his benefit is $2500/month (you can take $1250), you can take your benefit first, from 62-70, with an early taking reduction of 35%, $1200x0.65=$780/month. Then starts from 70, you can take half of his benefit with 30% increase, $2500x0.5x1.3=$1625/month.