Propositional verbs
Must not be separated
It depends on the point of view.
The meaning is usually the same as the main verb.
Phrasal verbs
Can be separated
Try that jacket on before purchasing.
The meaning is often different from the main verb.
Call off: Cancel
They got stuck in a traffic jam, so we had to call the meeting off.
Come across: find accidentally
I came across this old toy yesterday when I was cleaning the loft.
Prepositional verbs
120+ Useful Verb Preposition Combinations in English
Separable phrasal verbs
Separable Phrasal Verbs in English
Inseparable phrasal verbs
Inseparable Phrasal Verbs in English