Yes, it can scab. There are stages to MC. The third stage is when they burst and form into sores.
https://www.medicinenet.com/#how_do_physicians_diagnose_molluscum_contagiosum
https://www.medicalnewstoday.com/articles/179609.php
Herpes doesn't look anything like MC. What you're describing sounds a lot like MC, so I wouldn't worry this is herpes.