Cleanup popup

holoviews/plotting/bokeh/callbacks.py

@@ -693,15 +693,15 @@ def _process_selection_event(self):
         if popup is None:
             if self._panel.visible:
                 self._panel.visible = False
-            if self._existing_popup and not self._existing_popup.visible:
-                self._existing_popup.visible = False
             return
 
         if event is not None:
             position = self._get_position(event)
         else:
             position = None
         popup_pane = panel(popup)
+        if not popup_pane.visible:
+            return
 
         if not popup_pane.stylesheets:
             self._panel.stylesheets = [
@@ -722,10 +722,9 @@ def _process_selection_event(self):
         # meaning the popup has already been removed; we need to regenerate
         if self._existing_popup and not self._existing_popup.visible:
             if position:
-                self._panel.position = XY(**position)
-                self._existing_popup.visible = True
                 if self.plot.comm:
                     push_on_root(self.plot.root.ref['id'])
+                self._panel.position = XY(**position)
             return
 
         model = popup_pane.get_root(self.plot.document, self.plot.comm)