Yes you can.Annotation chart are the interactive time series line charts that support annotations. You can display one or more lines on your chart. Each row represents an X position on the chart—that is, a specific time; each line is described by a set of one to three columns.
The methods that are used for that are the following:clearChart(),draw(data,options,state),getContainer(),getSelection(),getVisibleChartRange(),hideDataColoumns(coloumnIndexes),setVisibleChartRange(start, end)