Yes you can track both. I would assume all CT’s are bidirectional as they are just transforming the current passing through a wire.
The iotawatt software allows you to switch direction per CT input with the press of a button in the user interface. So if you install one wrong you can just change it in the input settings.
Here is a link to my setup pictures.
There are tons of posts on here relating to this and the docs explain everything really well.