Oddly, the answer is both yes and no.
If you are a fast learner and fairly athletic and adaptable, you might be able. However, the skills in any sport requires a lot of practice and learning. More than likely, unless you are somewhat remarkable, you are likely to get cut from the team fairly quickly.
On the other hand, if you show promise during the practice you might very well be able to play softball in an organized matter.
If you are talking about unorganized team play, you might be able to play.