This demo shows how we can disable triggering of slice tooltip when its legend item is hovered.
The code
legend.itemContainers.template.setup = function(item) {
item.events.disableType("pointerover")
};
legend.itemContainers.template.setup = function(item) {
item.events.disableType("pointerover")
};
The demo
See the Pen Disabling hovers in PieChart legend by amCharts team (@amcharts) on CodePen.