Resolved
Reported for: Toolset Types 3.2
Resolved in: 3.2.1
With the update to Types 3.2, when you display Checkboxes with a separator, the separator will be shown even for unchecked options of the field.
It will be resolved within the next release, meanwhile, you can download this file, and replace the existing in types/application/models/field/type/checkboxes/view/