Please check the answers of your questions below:
- This could be achieved by either creating custom visuals for the hovered item, or by dynamically update the `explode` property of the series data item (easiest way, however keep in mind that it redraws the Chart on each hover). I created small example showing how to update the `explode` property:
- It's possible to update the label on category hover by defining custom visual for the category label in order to save the created visual in map by category name. Then inside the Chart Series Highlight function you can get the label for current series and update it's styles. For your convenience I created small example which you can use as baseline to achieve the desired behavior:
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