Scrollable text box

No there is not such kind of component. The behavior you described can still can be achieved with ui_template node feed with well prepared messages.
There is thread about this kind of solution you might find useful as starting point
https://discourse.nodered.org/t/scrolling-text-box-on-dashboard/2788

I have similar behavior implemented for my home automation dashboard, rotating statuses of wifi enabled devices
image

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