Versions and Environment

Vuetify: 1.0.12
Vue: 2.5.16
Browsers: Chrome 65.0.3325.181
OS: Mac OS 10.13.3

Steps to reproduce

1. Click the button to open the dialog
2. Try to scroll horizontally (it will work)
3. Scroll all the way down in the table
4. Try to scroll horizontally (it will not work)

Expected Behavior

Scrolling horizontally should also work if completely scrolled down

Actual Behavior

The table does not scroll horizontally if completely scrolled down

Reproduction Link

https://codepen.io/everhardt/pen/gedYMP

Other comments

If I use a data table without scrollable on a large enough screen (ie. the dialog will be completely in view and vertical scrolling is not possible), horizontal scrolling is not possible at all, see https://codepen.io/everhardt/pen/bvxbeg