Unless of course you have a good reason to do so.
A rising trend among Internet personalities that specializes in trading cards, is splitting a break into two or more videos in an attempt to boost their account views, and ad revenue.
It's lame to split a trading card break into two 10-minute videos; with that said, splitting a trading card break into two or more videos is acceptable under the following conditions:
Your account has upload limitations.
You're extremely busy.
You're going into full detail about the product.
I now ignore multi-part trading card breaks that doesn't meet the conditions listed above...